CN108680712A - A kind of vacuum self-sucking liquid-detecting - Google Patents
A kind of vacuum self-sucking liquid-detecting Download PDFInfo
- Publication number
- CN108680712A CN108680712A CN201811006361.1A CN201811006361A CN108680712A CN 108680712 A CN108680712 A CN 108680712A CN 201811006361 A CN201811006361 A CN 201811006361A CN 108680712 A CN108680712 A CN 108680712A
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- China
- Prior art keywords
- plate
- protecting crust
- set casing
- metal tube
- liquid
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of vacuum self-sucking liquid-detectings, including set casing, set casing is internally provided with placement plate, test-paper is provided at the top of placement plate, being internally located at below placement plate for set casing is provided with liquid-collecting box, and the lateral wall of set casing is provided with control switch, the first protecting crust is inserted at the top of set casing, the lateral wall of first protecting crust is connected with the second protecting crust at the top position of set casing, and first the top of protecting crust be connected with fixed block, the bottom of the top fixed seat fixed plate of fixed block, it is connected with support plate below the rear side end of fixed plate.The present invention focuses on convenient for collecting extra penetration by liquid mesh to the inside of liquid-collecting box, it has been also convenient for the assembling of detection device, and then the person of being conveniently operated cleans the inside of detection device after detection, while to the simpler convenience of extraction mode of liquid to be detected.
Description
Technical field
The present invention relates to technical field of liquid detection more particularly to a kind of vacuum self-sucking liquid-detectings.
Background technology
Liquid-detecting is a kind of device that the liquid that can be detected to needs is detected, and usually we are to some
Water quality can use this device when being detected.
Through retrieval, Chinese patent discloses a kind of vacuum self-sucking liquid-detecting (Authorization Notice No.
CN206258286U), which is related to vacuum self-sucking control device field, large sealing packing ring being provided on the inside of lid,
And lid is mutually screwed on by large sealing packing ring with cup body, the upper center position of lid is horizontally arranged with groove, and test strips are placed on
In agent plate, agent plate is placed in upper casing and lower casing, and upper casing is connected by a snap with lower casing, and vacuum is arranged with below lower casing
Pipe lid, and the lower section of lower casing is plugged in by vacuum envelope lid in the groove of top of closure medium position, it is by by vacuum
Sampler is integrated with detection device, not only directly can be sampled detection to the liquid in cup, protect well
Sample does not contact directly detection with the external world, has saved testing cost and time, moreover it is possible to sample in sampling process be avoided to expose to ring
The pollution that border generates plays the effect of environmental protection so that testing process is simpler, quick.
But above-mentioned patented technology does not disclose liquid to be detected makes how to be placed in inside cup body, and during merging
Whether influence testing result, and be not easy to focus on extra liquid if being contacted with direct air, is also inconvenient to operate
Person cleans the inside of detection device after detection.
Therefore, those skilled in the art provide a kind of vacuum self-sucking liquid-detecting, to solve above-mentioned background skill
The problem of being proposed in art.
Invention content
To solve technical problem present in background technology, the present invention proposes a kind of vacuum self-sucking liquid-detecting.
A kind of vacuum self-sucking liquid-detecting proposed by the present invention, including set casing, set casing are internally provided with
Placement plate is provided with test-paper at the top of placement plate, and being internally located at below placement plate for set casing is provided with liquid-collecting box, and solid
The lateral wall for determining shell is provided with control switch, is inserted with the first protecting crust at the top of set casing, the lateral wall of the first protecting crust leans on
It is connected with the second protecting crust at the top position of nearly set casing, and the top of the first protecting crust is connected with fixed block, fixed block
The bottom of top fixed seat fixed plate, is connected with support plate below the rear side end of fixed plate, and the top of fixed plate is equipped with miniature
The top sidewall of air pump, the first protecting crust is connected with pump bowl, the inside connection of pump bowl close to the lower position of fixed plate
There is push plate, the inner end of push plate, which is located at two side positions up and down of pump bowl, is respectively connected with telescopic cylinder, one end of telescopic cylinder
It is connected with fixed frame close to the side of the first protecting crust, being internally located at the inside end position of pump bowl for the first protecting crust connects
There are the first metal tube, the inside of the second protecting crust that the second metal tube is installed.
As a further solution of the present invention：The front end of set casing is connected with door-plate, and the inside of door-plate is close to placement plate
Observation window is provided at forward position.
As further scheme of the invention：Placement plate is internally provided with groove, and the bottom of groove is provided with mesh,
Test-paper is placed on the top of mesh.
As further scheme of the invention：The outside of first protecting crust is provided at the top position of set casing
Spacing ring, the top of set casing correspond to and are provided with through-hole at the external position of the first protecting crust, and the outer diameter of spacing ring is more than through-hole
Internal diameter.
As further scheme of the invention：The bottom of fixed plate is provided with convex at the top position of support plate
Block, the top of support plate correspond to and are provided with card slot at the external position of convex block, connected by card slot between fixed plate and support plate.
As further scheme of the invention：One end outer surface of second metal tube is located at the inner wall position of the first metal tube
The place of setting is provided with external screw thread, and the other end of the second metal tube is located at and is provided with nozzle at the external position of the second protecting crust and connects
Head, the inner wall of the first metal tube correspond to and are provided with internal thread at externally threaded external position, the second metal tube and the first metal tube
Between be connected through a screw thread.
As further scheme of the invention：The inner end of push plate, which is located to be connected at the interior location of pump bowl, to push away
One end of bar, push rod is connected with rubber stopper.
Compared with prior art, the beneficial effects of the invention are as follows：
1, the present invention is provided with test-paper at the top of placement plate in the placement plate that is internally provided with of set casing, placement plate
It is internally provided with groove, the bottom of groove is provided with mesh, and test-paper is placed on the top of mesh, is put convenient for the stabilization of test-paper
It sets and convenient for being dropped in detected liquid stabilising on test-paper, and is arranged in the lower section for being internally located at placement plate of set casing
There is liquid-collecting box, convenient for collecting extra penetration by liquid mesh to the inside of liquid-collecting box.
2, each component of detection device of the invention can be freely disassembled, and then facilitate the assembling of detection device, convenient
Operator cleans the inside of detection device after detection, while providing a good sealing structure, prevents
Liquid to be detected is in direct contact influence testing result in transmission process with air.
3, the present invention on the top of fixed plate by being equipped with micro air pump, and the top sidewall of the first protecting crust is close to fixed
The lower position of plate is connected with pump bowl, and push plate is connected on the inside of pump bowl, and the inner end of push plate is located at the upper of pump bowl
It is respectively connected with telescopic cylinder at lower two side positions, pipe orifice joint is connect with the nozzle of external liquid to be detected, it is micro- by controlling
The work of type air pump makes telescopic cylinder push push plate movement, and then forms negative pressure in the inside of the first metal tube, keeps outside liquid logical
The inside that the second metal tube flows into the first metal tube is crossed, further, then telescopic cylinder is shunk, liquid can flow into the first metal
The bottom of pipe, and then it is dropped in the upper surface of test-paper.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of vacuum self-sucking liquid-detecting.
Fig. 2 is a kind of sectional view of vacuum self-sucking liquid-detecting.
Fig. 3 is a kind of structural schematic diagram of the second metal tube in vacuum self-sucking liquid-detecting.
Fig. 4 is the enlarged drawing of A in vacuum self-sucking liquid-detecting a kind of.
In figure：1, set casing；2, placement plate；3, test-paper；4, liquid-collecting box；5, control switch；6, the first protecting crust；7, it limits
Position ring；8, the second protecting crust；9, fixed block；10, fixed plate；11, support plate；12, micro air pump；13, pump bowl；14, push plate；
15, fixed frame；16, the first metal tube；17, the second metal tube；18, telescopic cylinder；21, mesh；101, convex block；171, outer spiral shell
Line；172, pipe orifice joint.
Specific implementation mode
As Figure 1-Figure 4, a kind of vacuum self-sucking liquid-detecting proposed by the present invention, including set casing 1, it is fixed
Shell 1 is internally provided with placement plate 2, the top of placement plate 2 is provided with test-paper 3, and set casing 1 is internally located at placement plate 2
Lower section is provided with liquid-collecting box 4, and the lateral wall of set casing 1 is provided with control switch 5, and the top of set casing 1 is inserted with first and prevents
The lateral wall of protective case 6, the first protecting crust 6 is connected with the second protecting crust 8, and the first protection at the top position of set casing 1
The top of shell 6 is connected with fixed block 9, the bottom of the top fixed seat fixed plate 10 of fixed block 9, the rear side end lower section of fixed plate 10
It is connected with support plate 11, the top of fixed plate 10 is equipped with micro air pump 12, and the top sidewall of the first protecting crust 6 is close to fixed plate
10 lower position is connected with pump bowl 13, and the inside of pump bowl 13 is connected with push plate 14, and the inner end of push plate 14, which is located at, takes out
Telescopic cylinder 18 is respectively connected at two side positions up and down of inflator 13, one end of telescopic cylinder 18 is close to the one of the first protecting crust 6
Side is connected with fixed frame 15, and being internally located at the inside end position of pump bowl 13 for the first protecting crust 6 is connected with the first metal tube
16, the inside of the second protecting crust 8 is equipped with the second metal tube 17.
Leakproofness and person easy to operation when being detected for the ease of improving are observed, in the present embodiment, it is preferred that fixed
The front end of shell 1 is connected with door-plate, and the inside of door-plate is provided with observation window at the forward position of placement plate 2.
It is placed and convenient for being dropped in detected liquid stabilising on test-paper 3, this reality for the ease of stablizing for test-paper 3
It applies in example, it is preferred that placement plate 2 is internally provided with groove, and the bottom of groove is provided with mesh 21, and test-paper 3 is placed on net
The top in hole 21.
For the ease of the top for being plugged in set casing 1 that the first protecting crust 6 is stablized, in the present embodiment, it is preferred that first is anti-
Restraining position ring block 7 is arranged in the outside of protective case 6 at the top position of set casing 1, and the top of set casing 1 corresponds to the first protecting crust 6
External position at be provided with through-hole, the outer diameter of spacing ring 7 is more than the internal diameter of through-hole.
For the ease of the installation and dismounting between fixed plate 10 and support plate 11, in the present embodiment, it is preferred that fixed plate 10
Bottom convex block 101 is provided at the top position of support plate 11, the top of support plate 11 corresponds to the outer position of convex block 101
The place of setting is provided with card slot, is connected by card slot between fixed plate 10 and support plate 11.
For the ease of the installation and dismounting between the second metal tube 17 and the first metal tube 16, in the present embodiment, it is preferred that
One end outer surface of second metal tube 17, which is located at the inner wall position of the first metal tube 16, is provided with external screw thread 171, and the second gold medal
The other end of category pipe 17, which is located at the external position of the second protecting crust 8, is provided with pipe orifice joint 172, the inner wall of the first metal tube 16
It is provided with internal thread at the external position of corresponding external screw thread 171, passes through screw thread between the second metal tube 17 and the first metal tube 16
Connection.
For the ease of the inside of the first metal tube 16 is formed negative pressure, so that outside liquid is passed through the second metal tube 17 and flow into the
The inside of one metal tube 16, in the present embodiment, it is preferred that the inner end of push plate 14, which is located at the interior location of pump bowl 13, to be connected
There are push rod, one end of push rod to be connected with rubber stopper.
The present invention operation principle be：First, it is connected with door-plate in the front end of set casing 1, the inside of door-plate is close to placement
Observation window is provided at the forward position of plate 2, set casing 1 is internally provided with placement plate 2, and the top of placement plate 2 is provided with examination
The scraps of paper 3, placement plate 2 are internally provided with groove, and the bottom of groove is provided with mesh 21, and test-paper 3 is placed on the upper of mesh 21
Side, convenient for the stable placement of test-paper 3 and convenient for being dropped in detected liquid stabilising on test-paper 3, and in set casing 1
The lower section for being internally located at placement plate 2 is provided with liquid-collecting box 4, convenient for collecting extra penetration by liquid mesh 21 to liquid-collecting box 4
It is internal；Then, it is inserted with the first protecting crust 6 at the top of set casing 1, the lateral wall of the first protecting crust 6 is close to the upper of set casing 1
The orientation place of setting is connected with the second protecting crust 8, and being internally located at the inside end position of pump bowl 13 for the first protecting crust 6 is connected with
One metal tube 16, the inside of the second protecting crust 8 are equipped with the second metal tube 17, and one end outer surface of the second metal tube 17 is located at the
External screw thread 171 is provided at the inner wall position of one metal tube 16, and the other end of the second metal tube 17 is located at the second protecting crust 8
It is provided with pipe orifice joint 172 at external position, the inner wall of the first metal tube 16 corresponds to be provided at the external position of external screw thread 171
Internal thread is connected through a screw thread between the second metal tube 17 and the first metal tube 16, and is connected on the top of the first protecting crust 6
The rear side end lower section of fixed block 9, the bottom of the top fixed seat fixed plate 10 of fixed block 9, fixed plate 10 is connected with support plate 11,
The bottom of fixed plate 10 is provided with convex block 101 at the top position of support plate 11, and the top of support plate 11 corresponds to convex block 101
External position at be provided with card slot, connected by card slot between fixed plate 10 and support plate 11, to facilitate detection device
Installation and removal between each component, and then the person of being conveniently operated terminates in operation to the cleaning inside detection device；Finally, solid
The top of fixed board 10 is equipped with micro air pump 12, and the top sidewall of the first protecting crust 6 connects close to the lower position of fixed plate 10
It is connected to pump bowl 13, the inside of pump bowl 13 is connected with push plate 14, and the inner end of push plate 14 is located at the both sides up and down of pump bowl 13
It is respectively connected with telescopic cylinder 18 at position, pipe orifice joint 172 is connect with the nozzle of external liquid to be detected, it is miniature by controlling
The work of air pump 12 makes telescopic cylinder 18 that push plate 14 be pushed to move, and then forms negative pressure in the inside of the first metal tube 16, makes outside
Liquid flows into the inside of the first metal tube 16 by the second metal tube 17, further, then telescopic cylinder 18 is shunk, liquid meeting
The bottom of the first metal tube 16 is flowed into, and then is dropped in the upper surface of test-paper 3.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of vacuum self-sucking liquid-detecting, including set casing (1), which is characterized in that the inside of set casing (1) is arranged
There is placement plate (2), test-paper (3), the lower section for being internally located at placement plate (2) of set casing (1) are provided at the top of placement plate (2)
It is provided with liquid-collecting box (4), and the lateral wall of set casing (1) is provided with control switch (5), the is inserted at the top of set casing (1)
The lateral wall of one protecting crust (6), the first protecting crust (6) is connected with the second protecting crust at the top position of set casing (1)
(8), and the top of the first protecting crust (6) is connected with fixed block (9), the bottom of the top fixed seat fixed plate (10) of fixed block (9)
The rear side end lower section in portion, fixed plate (10) is connected with support plate (11), and the top of fixed plate (10) is equipped with micro air pump (12),
The top sidewall of first protecting crust (6) is connected with pump bowl (13), pump bowl (13) close to the lower position of fixed plate (10)
Inside be connected with push plate (14), the inner end of push plate (14), which is located to be respectively connected at two side positions up and down of pump bowl (13), stretches
One end of contracting cylinder (18), telescopic cylinder (18) is connected with fixed frame (15), the first protection close to the side of the first protecting crust (6)
Being internally located at the inside end position of pump bowl (13) for shell (6) is connected with the first metal tube (16), the second protecting crust (8) it is interior
Portion is equipped with the second metal tube (17).
2. a kind of vacuum self-sucking liquid-detecting according to claim 1, which is characterized in that before set casing (1)
End is connected with door-plate, and the inside of door-plate is provided with observation window at the forward position of placement plate (2).
3. a kind of vacuum self-sucking liquid-detecting according to claim 1, which is characterized in that placement plate (2) it is interior
Portion's setting is fluted, and the bottom of groove is provided with mesh (21), and test-paper (3) is placed on the top of mesh (21).
4. a kind of vacuum self-sucking liquid-detecting according to claim 1, which is characterized in that the first protecting crust (6)
Outside restraining position ring block (7) is set at the top position of set casing (1), the top of set casing (1) corresponds to the first protecting crust
(6) through-hole is provided at external position, the outer diameter of spacing ring (7) is more than the internal diameter of through-hole.
5. a kind of vacuum self-sucking liquid-detecting according to claim 1, which is characterized in that the bottom of fixed plate (10)
Portion is provided with convex block (101) at the top position of support plate (11), and the top of support plate (11) corresponds to the outer of convex block (101)
It is provided with card slot at portion position, is connect by card slot between fixed plate (10) and support plate (11).
6. a kind of vacuum self-sucking liquid-detecting according to claim 1, which is characterized in that the second metal tube (17)
One end outer surface be located at the inner wall position of the first metal tube (16) and be provided with external screw thread (171), and the second metal tube (17)
The other end be located at the external position of the second protecting crust (8) and be provided with pipe orifice joint (172), the inner wall of the first metal tube (16)
It is provided with internal thread at the external position of corresponding external screw thread (171), is led between the second metal tube (17) and the first metal tube (16)
Cross threaded connection.
7. a kind of vacuum self-sucking liquid-detecting according to claim 1, which is characterized in that the inside of push plate (14)
End is connected with push rod at the interior location of pump bowl (13), and one end of push rod is connected with rubber stopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006361.1A CN108680712A (en) | 2018-08-30 | 2018-08-30 | A kind of vacuum self-sucking liquid-detecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006361.1A CN108680712A (en) | 2018-08-30 | 2018-08-30 | A kind of vacuum self-sucking liquid-detecting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108680712A true CN108680712A (en) | 2018-10-19 |
Family
ID=63815659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811006361.1A Pending CN108680712A (en) | 2018-08-30 | 2018-08-30 | A kind of vacuum self-sucking liquid-detecting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108680712A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4229413A (en) * | 1977-04-27 | 1980-10-21 | Marteau D Autry Eric | Adjustable device for distributing liquid samples |
| US20050120813A1 (en) * | 2002-10-31 | 2005-06-09 | Clark Don T. | Apparatuses for interaction with a subterranean formation, and methods of use thereof |
| CN204484863U (en) * | 2015-01-21 | 2015-07-22 | 李秀华 | A kind of liquid sucking-off equipment |
| CN106501466A (en) * | 2016-12-27 | 2017-03-15 | 郑州艾莫弗信息技术有限公司 | A kind of pericarp residues of pesticides family detection means |
| CN206258286U (en) * | 2016-12-01 | 2017-06-16 | 安徽贝驰生物科技有限公司 | A kind of vacuum self-sucking liquid-detecting |
-
2018
- 2018-08-30 CN CN201811006361.1A patent/CN108680712A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4229413A (en) * | 1977-04-27 | 1980-10-21 | Marteau D Autry Eric | Adjustable device for distributing liquid samples |
| US20050120813A1 (en) * | 2002-10-31 | 2005-06-09 | Clark Don T. | Apparatuses for interaction with a subterranean formation, and methods of use thereof |
| CN204484863U (en) * | 2015-01-21 | 2015-07-22 | 李秀华 | A kind of liquid sucking-off equipment |
| CN206258286U (en) * | 2016-12-01 | 2017-06-16 | 安徽贝驰生物科技有限公司 | A kind of vacuum self-sucking liquid-detecting |
| CN106501466A (en) * | 2016-12-27 | 2017-03-15 | 郑州艾莫弗信息技术有限公司 | A kind of pericarp residues of pesticides family detection means |
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Application publication date: 20181019 |
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